---
title: MIDINoteMessage
framework: audiotoolbox
role: symbol
role_heading: Structure
path: audiotoolbox/midinotemessage
---

# MIDINoteMessage

Describes a MIDI note.

## Declaration

```swift
struct MIDINoteMessage
```

## Topics

### Initializers

- [init()](audiotoolbox/midinotemessage/init().md)
- [init(channel:note:velocity:releaseVelocity:duration:)](audiotoolbox/midinotemessage/init(channel:note:velocity:releasevelocity:duration:).md)

### Instance Properties

- [channel](audiotoolbox/midinotemessage/channel.md)
- [duration](audiotoolbox/midinotemessage/duration.md)
- [note](audiotoolbox/midinotemessage/note.md)
- [releaseVelocity](audiotoolbox/midinotemessage/releasevelocity.md)
- [velocity](audiotoolbox/midinotemessage/velocity.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Sendable](swift/sendable.md)

## See Also

### Managing Music Tracks

- [MusicTrackClear(_:_:_:)](audiotoolbox/musictrackclear(_:_:_:).md)
- [MusicTrackCopyInsert(_:_:_:_:_:)](audiotoolbox/musictrackcopyinsert(_:_:_:_:_:).md)
- [MusicTrackCut(_:_:_:)](audiotoolbox/musictrackcut(_:_:_:).md)
- [MusicTrackGetDestMIDIEndpoint(_:_:)](audiotoolbox/musictrackgetdestmidiendpoint(_:_:).md)
- [MusicTrackGetDestNode(_:_:)](audiotoolbox/musictrackgetdestnode(_:_:).md)
- [MusicTrackGetProperty(_:_:_:_:)](audiotoolbox/musictrackgetproperty(_:_:_:_:).md)
- [MusicTrackGetSequence(_:_:)](audiotoolbox/musictrackgetsequence(_:_:).md)
- [MusicTrackMerge(_:_:_:_:_:)](audiotoolbox/musictrackmerge(_:_:_:_:_:).md)
- [MusicTrackMoveEvents(_:_:_:_:)](audiotoolbox/musictrackmoveevents(_:_:_:_:).md)
- [MusicTrackNewAUPresetEvent(_:_:_:)](audiotoolbox/musictracknewaupresetevent(_:_:_:).md)
- [MusicTrackNewExtendedNoteEvent(_:_:_:)](audiotoolbox/musictracknewextendednoteevent(_:_:_:).md)
- [MusicTrackNewExtendedTempoEvent(_:_:_:)](audiotoolbox/musictracknewextendedtempoevent(_:_:_:).md)
- [MusicTrackNewMIDIChannelEvent(_:_:_:)](audiotoolbox/musictracknewmidichannelevent(_:_:_:).md)
- [MusicTrackNewMIDINoteEvent(_:_:_:)](audiotoolbox/musictracknewmidinoteevent(_:_:_:).md)
- [MusicTrackNewMIDIRawDataEvent(_:_:_:)](audiotoolbox/musictracknewmidirawdataevent(_:_:_:).md)